Ladder design is a prefabricated reinforcement for embedment in the horizontal mortar joints of masonry. It is manufactured in 10' 8" lengths from wire conforming to ASTM A 82 for cold drawn steel wire. It consists of two or more parallel and deformed longitudinal wires welded to perpendicular cross wire spaced 16" o.c. Out-to-out spacing is approximately two inches less than the nominal thickness of the wall.
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